Cameco Corporation provides uranium for the generation of electricity. It operates through Uranium, Fuel Services, Westinghouse segments. The Uranium segment is involved in the exploration for, mining, and milling, purchase, and sale of uranium concentrate. The Fuel Services segment engages in the refining, conversion, and fabrication of uranium concentrate, as well as the purchase and sale of conversion services. This segment also produces CANDU reactor fuel bundles and other reactor components. The company offers nuclear fuel processing services. The Westinghouse segment engages in the manufacture of nuclear reactor technology original equipment. This segment provides products and services to commercial utilities and government agencies; and outage and maintenance services, engineering support, instrumentation and controls equipment, plant modification, and components and parts to nuclear reactors. It sells its uranium and fuel services to nuclear utilities in the Americas, Europe, and Asia. Cameco Corporation was incorporated in 1987 and is headquartered in Saskatoon, Canada.